在水边游荡捕食飞虫的昆虫。 拥有巨大的复眼与细长的身体以及两对透明翅膀。能在空中悬停飞行，或快速变换方向捕食小型昆虫。
An insect that prowls along the water's edge, hunting flying bugs. It has large compound eyes, a long slender body, and two pairs of transparent wings. It can hover in midair, quickly change direction, and catches small insects to eat.